[Power Off Device] ➔ [Hold Boot Keys] ➔ [Connect USB] ➔ [Enter Calibration Mode] ➔ [Write IMEI via Tool] Step 1: Configure the Software
Formatting the device partitions improperly via SP Flash Tool or SPD Upgrade Tool. spreadtrum imei repair tool new
Powerful, features one-click IMEI repair buttons, automatically switches devices into the correct boot mode. [Power Off Device] ➔ [Hold Boot Keys] ➔